Connector spool extension



FIG. 1 is a front elevational view of a connector spool extension showing our new design, it being understood that the broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a connector spool extension, as shown and described. 